linux-kernel - Re: HDA Intel Audio hang on boot

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Message-ID: <s5h8wblc0kw.wl%tiwai@suse.de>
Date:	Mon, 25 Jan 2010 22:54:23 +0100
From:	Takashi Iwai <tiwai@...e.de>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	sboyce@...eyonder.co.uk,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>
Subject: Re: HDA Intel Audio hang on boot

At Mon, 25 Jan 2010 22:39:02 +0100,
Rafael J. Wysocki wrote:
> 
> On Monday 25 January 2010, Sid Boyce wrote:
> > On 15/01/10 01:24, Sid Boyce wrote:
> > This is the only outstanding bug. No problems up 2.6.32-git1, but I get
> > a solid lock-up on 2.6.32-git2 through 2.6.33-rc5 if the on-board audio
> > is not disabled in the BIOS.
> 
> I guess we should let Takashi know.

Thanks.

> > > tindog:~ # uname -r
> > > 2.6.33-rc4-smp
> > > On 2.6.32-git1 which boots, hwinfo shows:-
> > >   oss.card_id = 'HDA NVidia'
> > >   oss.card_id = 'HDA NVidia'
> > >   oss.card_id = 'HDA NVidia'
> > >   alsa.card_id = 'HDA NVidia'
> > >   alsa.card_id = 'HDA NVidia'
> > >   alsa.card_id = 'HDA NVidia'
> > >   alsa.card_id = 'HDA NVidia'
> > >   info.product = 'HDA NVidia ALSA hardware specific Device'
> > >   alsa.card_id = 'HDA NVidia'
> > >   info.product = 'HDA NVidia ALSA Control Device'
> > >   alsa.card_id = 'HDA NVidia'
> > >   info.product = 'HDA NVidia Sound Card'
> > >   sound.card_id = 'HDA NVidia'
> > >   info.linux.driver = 'HDA Intel'
> > >     22:     489835        578   IO-APIC-fasteoi   sata_nv, HDA Intel
> > >        HDA Intel: /devices/pci0000:00/0000:00:0e.1
> > >        HDA Intel: module = snd_hda_intel
> > > irq:0 22 (   490413) "sata_nv" "HDA Intel"
> > >        HDA Intel: /devices/pci0000:00/0000:00:0e.1
> > >        HDA Intel: module = snd_hda_intel
> > >        HDA Intel: /devices/pci0000:00/0000:00:0e.1
> > >        HDA Intel: module = snd_hda_intel
> > >   E: DRIVER=HDA Intel
> > >   <6>HDA Intel 0000:00:0e.1: PCI INT B -> Link[AAZA] -> GSI 22 (level,
> > > low) -> IRQ 22
> > >   <7>HDA Intel 0000:00:0e.1: setting latency timer to 64
> > >   Driver: "HDA Intel"

What I'd try first is to pass enable_msi=0 option.
The MSI is enabled as default on 2.6.33 kernel, and this might be
problematic on non-Intel mobo.


Takashi
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